Authors:Manuel Núñez-Regueiro, Thibaut Devillers, Eric Beaugnon, Armand de Marles, Thierry Crozes, Sébastien Pairis, Christopher Swale, Holger Klein, Olivier Leynaud, Abdelali Hadj-Azzem, Frédéric Gay, Didier Dufeu View PDF HTML (experimental) Abstract:It has been claimed that graphite hosts superconductivity at room temperature, although all efforts to isolate it have been vain. Here we report a separation method that uses magnetic field gradients to sort the superconducting from normal grains ...